Re: [R] Problem with metaMDS in vegan

2014-02-11 Thread Jari Oksanen
Fabian B fabian.boetzl at freenet.de writes: Thanks for the fast response! My data is actually just the percentages of the substances found in the cuticular layer of the flies. The quantitative and qualitative composition of this layer differs in gender, locality and so on. My 70

Re: [R] Problem with metaMDS in vegan

2014-02-11 Thread Fabian B
Thank you very much! This is exactly the problem, I am in. I ran the NMDS for only one gender and it shows me the results, I was expecting. I was told to use bray-curtis, because there are a lot of 0s in my data set and in e.g. manhattan these would have to much influence on the result. But in

[R] Problem with metaMDS in vegan

2014-02-10 Thread Fabian B
Hello, I am relatively new to vegan and need some help with metaMDS. My R is Version 3.0.2. I am analysing cuticular profiles of flys from different locations an different gender. My data is in a 48 x 70 matrix. It is about percentages and so, there are a lot of 0s included. If I run metaMDS, it

Re: [R] Problem with metaMDS in vegan

2014-02-10 Thread David Carlson
-project.org] On Behalf Of Fabian B Sent: Monday, February 10, 2014 5:27 AM To: r-help@r-project.org Subject: [R] Problem with metaMDS in vegan Hello, I am relatively new to vegan and need some help with metaMDS. My R is Version 3.0.2. I am analysing cuticular profiles of flys from different locations

Re: [R] Problem with metaMDS in vegan

2014-02-10 Thread Fabian B
Thanks for the fast response! My data is actually just the percentages of the substances found in the cuticular layer of the flies. The quantitative and qualitative composition of this layer differs in gender, locality and so on. My 70 „species“ are the chemical compounds we identified and my 48

Re: [R] Problem with metaMDS in vegan

2014-02-10 Thread David Carlson
the distances between compounds not between sites? Have you tried analyzing t(data)? David C -Original Message- From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On Behalf Of Fabian B Sent: Monday, February 10, 2014 9:58 AM To: r-help@r-project.org Subject: Re: [R] Problem